这种相遇时间的变化，还可以让开普勒小组测定出行星的质量，这是开普勒望远镜无法测量的。
The transit timing variations also let the Kepler team determine the planets' masses, a measurement that Kepler can't usually make.
热处理炉的温度测定，是保证工件质量的重要手段，而在温度测量中，普遍存在着换热误差。
To determine the temperature of heat treatment furnace is an important means to guarantee the workpiece quality, but heat exchange errors often occur in the temperature measurement.
目的对含氯消毒剂中有效氯含量测量不确定度进行系统研究，为有效氯含量测定的质量控制提供依据。
Objective Systematic uncertainty study of valid chlorine measurement in chlorine disinfectant were made so as to improve quality control of valid chlorine measurement.
新研制的、适用在MIG、MAG焊接中，作测定送丝速度和在焊接生产中作质量检测的CSY一1型测量仪。
A new developed instrument Model CSY-1 for measuring wire feed rate in MIG and MAG welding and for detecting quality in welding process is given.
光度计粉尘质量浓度测量法具有快速、简便和能够连续测定等特点，是目前广泛采用的一种粉尘质量浓度测量方法。
The dust mass concentration measurement based on photometer measurement is widely used nowadays because of its fast, simple and continuous working features.
光度计粉尘质量浓度测量法具有快速、简便和能够连续测定等特点，是目前广泛采用的一种粉尘质量浓度测量方法。
The dust mass concentration measurement based on photometer measurement is widely used nowadays because of its fast, simple and continuous working features.
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